#include <stdio.h>
 int main() {
     int birthyear,currentYear,age;
     currentYear =2023;
     printf("请输入您的出生年份： ");
     scanf("%d", &birthyear);
     age = currentYear - birthyear;
     printf("您的年龄是 %d 的岁。 \n", age);

     return 0;